.de_container {
  margin-top: 20px;
}
.crumb_wrap {
  height: 25px;
}
.crumb_wrap a {
  margin-right: 10px;
}
.preview_wrap {
  width: 400px;
  height: 590px;
}

.preview_img {
  width: 400px;
  border: 1px solid #ccc;
  box-sizing: border-box;
}
.preview_img img {
  width: 398px;
}
.preview_list {
  height: 60px;
  margin-top: 60px;
  position: relative;
}
.list-item {
  width: 320px;
  height: 60px;
  margin: 0 auto;
}
.list-item li {
  float: left;
  width: 60px;
  height: 60px;
  box-sizing: border-box;
  border: 2px solid transparent;
  transition: all 0.5s;
  margin: 0 2px;
}
.list-item li:nth-child(2) {
  border: 2px solid red;
}
.list-item img {
  width: 56px;
  height: 56px;
}
.arrow_prev,
.arrow_next {
  width: 22px;
  height: 32px;
  position: absolute;
  top: 15px;
  background-color: aqua;
}
.arrow_prev {
  left: 0;
  background: url(../upload/disabled-prev.png) no-repeat;
}
.arrow_next {
  right: 0;
  background: url(../upload/disabled-next.png) no-repeat;
}
.itemInfo_wrap {
  width: 718px;
}
.sku_name {
  font-size: 16px;
  height: 30px;
  font-weight: 700;
}
.news {
  color: #e12228;
  height: 32px;
}
.summary dl {
  overflow: hidden;
}
.summary dt,
.summary dd {
  float: left;
}
.summary dt {
  width: 60px;
  padding-left: 10px;
  line-height: 36px;
}
.summary_price,
.summary_promotion {
  position: relative;
  background-color: #fee9eb;
  padding: 10px 0;
}
.price {
  font-size: 24px;
  color: #e12228;
  line-height: 36px;
}
.summary_price a {
  color: #c81623;
}
.remark {
  float: right;
  position: absolute;
  right: 10px;
  top: 20px;
}
.summary_promotion {
  padding-top: 0;
}
.summary_promotion dd {
  width: 450px;
  line-height: 36px;
}
.summary_promotion em {
  width: 40px;
  height: 22px;
  background-color: #c81623;
  color: #fff;
  line-height: 22px;
  display: inline-block;
  text-align: center;
}
.summary_support dd {
  line-height: 36px;
}
.choose_color,
.choose_type,
.choose_version {
  margin-bottom: 10px;
}
.choose_color a {
  display: inline-block;
  width: 80px;
  height: 41px;
  background-color: #f7f7f7;
  border: 1px solid #ededed;
  text-align: center;
  line-height: 41px;
}
.choose_color a.current,
.choose_version a.current,
.choose_type a.current {
  border-color: #c81623;
}
.choose_type a,
.choose_version a {
  display: inline-block;
  height: 32px;
  padding: 0 12px;
  background-color: #f7f7f7;
  border: 1px solid #ededed;
  text-align: center;
  line-height: 32px;
}
.choose_btns {
  margin-top: 20px;
}
.choose_amount {
  float: left;
  width: 50px;
  height: 46px;
  position: relative;
}
.choose_amount input {
  width: 33px;
  height: 44px;
  border: 1px solid #ccc;
  text-align: center;
}
.add,
.sub {
  width: 15px;
  height: 22px;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
  position: absolute;
  text-align: center;
  line-height: 22px;
}
.add {
  top: 0;
  right: 0;
}
.sub {
  bottom: 0;
  right: 0;
  cursor: not-allowed;
}
.addcar {
  width: 142px;
  height: 46px;
  background-color: #c81623;
  text-align: center;
  line-height: 46px;
  font-size: 18px;
  color: #fff;
  float: left;
  margin-left: 10px;
  font-weight: 700;
}
.aside {
  width: 210px;
  box-sizing: border-box;
  border: 1px solid #ccc;
}
.tab_list {
  height: 35px;
}
.tab_list li {
  width: 104px;
  float: left;
  height: 35px;
  border-bottom: 1px solid #ccc;
  text-align: center;
  line-height: 33px;
}
.tab_list li:nth-child(2) {
  background-color: #fff;
  border: none;
  color: red;
}
.tab_list li:nth-child(1) {
  border-right: 1px solid #ccc;
  box-sizing: border-box;
  background-color: #f1f1f1;
}
.tab-con {
  padding: 0 10px;
}
.tab-con li {
  border-bottom: 1px solid #ccc;
}
.tab-con li:last-child {
  border-bottom: none;
}
.tab-con li img {
  width: 180px;
}
.tab-con li h5 {
  font-weight: 400;
}
.tab-con li a {
  display: block;
  margin: 10px auto;
  text-align: center;
  line-height: 28px;
  width: 90px;
  height: 28px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  background-color: #f7f7f7;
}
.aside-price {
  font-weight: 700;
  margin: 10px 0;
}
.detail {
  width: 980px;
}
.detail_tab_list {
  height: 40px;
  border: 1px solid #ccc;
  box-sizing: border-box;
  background-color: #f1f1f1;
}
.detail_tab_list li {
  float: left;
  height: 38px;
  line-height: 38px;
  padding: 0 20px;
  text-align: center;
  cursor: pointer;
}
.detail_tab_list li:first-child {
  background-color: #c81623;
  color: #fff;
}
.item ul {
  padding: 20px 0 0 20px;
}
.item ul li {
  line-height: 22px;
}
.more {
  float: right;
  font-weight: 700;
}
.product_detail {
  margin-bottom: 50px;
}
